gulp-sourcemaps@3.0.0.patch

diff --git a/src/utils.js b/src/utils.js
index 33a0003d7293e502c508b63ef748aae77ca2754f..199564829258dd72e1167f0f67d1d0381ffa0364 100644
--- a/src/utils.js
+++ b/src/utils.js
@@ -28,6 +28,9 @@ var commentFormatters = {
   js: function jsCommentFormatter(preLine, newline, url) {
     return preLine + '//# sourceMappingURL=' + url + newline;
   },
+  cjs: function jsCommentFormatter(preLine, newline, url) {
+    return preLine + '//# sourceMappingURL=' + url + newline;
+  },
   default: function defaultFormatter() {
     return '';
   },